Home / 28,244.07-38,965.14-16,298.93

Finding the Fourth Proportional to 28,244.07, 38,965.14 and 16,298.93

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Solution

The fourth proportional to 28,244.07, 38,965.14 and 16,298.93 is: 22,485.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,244.07 : 38,965.14 = 16,298.93 : x
  2. Step 2: Convert to fraction form
    28,244.07/38,965.14 = 16,298.93/x
  3. Step 3: Cross multiply
    28,244.07x = 38,965.14 × 16,298.93
  4. Step 4: Simplify right side
    28,244.07x = 635,090,089.30
  5. Step 5: Solve for x
    x = 635,090,089.30/28,244.07
  6. Step 6: Final answer
    x = 22,485.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.